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authorDmitry Torokhov <dtor@insightbb.com>2007-02-10 01:26:32 -0500
committerDmitry Torokhov <dtor@insightbb.com>2007-02-10 01:26:32 -0500
commitb22364c8eec89e6b0c081a237f3b6348df87796f (patch)
tree233a923281fb640106465d076997ff511efb6edf /arch/s390/kernel/vtime.c
parent2c8dc071517ec2843869024dc82be2e246f41064 (diff)
parent66efc5a7e3061c3597ac43a8bb1026488d57e66b (diff)
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/s390/kernel/vtime.c')
-rw-r--r--arch/s390/kernel/vtime.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index 21baaf5496d..9d5b02801b4 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -25,7 +25,7 @@
#include <asm/irq_regs.h>
static ext_int_info_t ext_int_info_timer;
-DEFINE_PER_CPU(struct vtimer_queue, virt_cpu_timer);
+static DEFINE_PER_CPU(struct vtimer_queue, virt_cpu_timer);
#ifdef CONFIG_VIRT_CPU_ACCOUNTING
/*
@@ -524,16 +524,15 @@ EXPORT_SYMBOL(del_virt_timer);
void init_cpu_vtimer(void)
{
struct vtimer_queue *vt_list;
- unsigned long cr0;
/* kick the virtual timer */
S390_lowcore.exit_timer = VTIMER_MAX_SLICE;
S390_lowcore.last_update_timer = VTIMER_MAX_SLICE;
asm volatile ("SPT %0" : : "m" (S390_lowcore.last_update_timer));
asm volatile ("STCK %0" : "=m" (S390_lowcore.last_update_clock));
- __ctl_store(cr0, 0, 0);
- cr0 |= 0x400;
- __ctl_load(cr0, 0, 0);
+
+ /* enable cpu timer interrupts */
+ __ctl_set_bit(0,10);
vt_list = &per_cpu(virt_cpu_timer, smp_processor_id());
INIT_LIST_HEAD(&vt_list->list);
@@ -572,6 +571,7 @@ void __init vtime_init(void)
if (register_idle_notifier(&vtimer_idle_nb))
panic("Couldn't register idle notifier");
+ /* Enable cpu timer interrupts on the boot cpu. */
init_cpu_vtimer();
}